Click on the third or sixth rank to set the en passant target square.

EGTB: win in 4 half-moves

# move score
1 Rb4 win in 3 half-moves
2 Rb5 win in 3 half-moves
3 Rb6 win in 3 half-moves
4 Rd2 win in 5 half-moves
5 Ka4 draw
6 Ka6 draw
7 Ka7 draw
8 Ka8 draw
9 Kb4 draw
10 Kb5 draw
11 Kb6 draw
12 Kb7 draw
13 Ra2 draw
14 Rb1 draw
15 Rb3 draw
16 Rc2 draw
17 Rf2 draw
18 Rh2 draw
19 Kc7 loss in 2 half-moves
20 Kc8 loss in 2 half-moves
21 Rb7 loss in 2 half-moves
22 Re2 loss in 2 half-moves
23 Rg2 loss in 2 half-moves